DOSSIER · 13F Holders · Q1 2026
IREZ

INVESTMENT MANAGERS SER TR I

10 institutions still hold INVESTMENT MANAGERS SER TR I as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 46092D210·10 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$6M
visible holders
Holders
10
filers reporting
Concentration
20.48%
Jump Financial, LLC #1
top holder share
AI Holders Summary · Q1 2026

10 institutions reported IREZ in Q1 2026. Jump Financial, LLC leads at 20.5% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Jump Financial, LLC
CIK 0001831577
$1M43K0.02%Q1 2026
02
Optiver Holding B.V.
CIK 0001859606· Market maker
$893K30K0.00%Q1 2026
03
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$852K28K0.00%Q1 2026
04
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$824K27K0.00%Q1 2026
05
IMC-Chicago, LLC
CIK 0001452861· Market maker
$603K20K0.00%Q1 2026
06
Belvedere Trading LLC
CIK 0001632341
$506K17K0.00%Q1 2026
07
SIMPLEX TRADING, LLC
CIK 0001488542
$473K16K0.00%Q1 2026
08
MIRAE ASSET SECURITIES (USA) INC.
CIK 0000890203
$451K15K0.02%Q1 2026
09
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
$217K7K0.00%Q1 2026
10
StoneX Group Inc.
CIK 0000913760
$203K7K0.01%Q1 2026